42154032 has 40 divisors (see below), whose sum is σ = 113635584. Its totient is φ = 13440064.

The previous prime is 42154031. The next prime is 42154043. The reversal of 42154032 is 23045124.

It is not an unprimeable number, because it can be changed into a prime (42154031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17988 + ... + 20195.

Almost surely, 2^42154032 is an apocalyptic number.

It is an amenable number.

42154032 is an abundant number, since it is smaller than the sum of its proper divisors (71481552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42154032 is a wasteful number, since it uses less digits than its factorization.

42154032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38217 (or 38211 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 42154032 is about 6492.6136493711. The cubic root of 42154032 is about 348.0270820514.

Adding to 42154032 its reverse (23045124), we get a palindrome (65199156).

The spelling of 42154032 in words is "forty-two million, one hundred fifty-four thousand, thirty-two".